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<head>
    <meta charset="UTF-8">
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    <title>Document</title>
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<body>
<script>
   var year=parseInt(prompt('输入年份:','2018'));
   document.write(calendar(year));  
function calendar(y){
  var html='';
  for(var m=1;m<=12;++m){
      var w=new Date(y,0).getDate();
      html +='<table>';
      html +='<tr><th colspan="7">'+y+'年'+m+'月</th></tr>';
      html +='<tr><td>日</td><td>一</td><td>二</td><td>三</td><td>四</td>';
      html +='<td>五</td><td>六</td><tr>';
      var max=new Date(y,m,0).getDate();
      html +='<tr>';
      for(var d=1;d<=max;++d){
          if(w&&d==1){
              html +='<td colspan="'+w+'"></td>';
          }
          html +='<td>'+d+'</td>';
          if(w==6&&d!=max){
              html +='</tr><tr>';
          }else if(d==max){
              html +='</tr>';
          }
          w=(w+1>6)?0:w+1;
      }
      html +='</table>';
  }
  return html;
}
</script>
   <a href="..\第五章.html">返回</a>
</body>
</html>